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Gr10 Earth Sci Reg
old 9-EROSION
| Term | Definition |
|---|---|
| erosion | when rocks are weathered and produce particles that are transported as sediments |
| mass movement | pulling rocks and sediments downhill |
| stream | running water erosion is confined to a channel |
| tributary | smaller stream into a larger stream |
| stream abrasion | the wat in witch particular types of solid sediments moves varies with how fast stream flows |
| V-shaped valley | streams carde deeper channels |
| watershed | area of land drained by any one stream |
| stream velocity | gradient, discharge, and velocity |
| stream channel shape | the shape of the bed of rock or loose material. |
| finger lake | bodies of water in U shaped Calley's carved by glasiers. |
| meanders | bends or turns |
| flood plain | streams flowing into flat valley |
| delta | fan shaped |
| glacier | naturally formed block of ice |
| glacial grooves | gourging and sanding actions |
| glacial parallel scratches | along more loose sedemints |
| U-shaped valley | carved from glaciers |
| breaking waves | waves that become unstable |
| sandbar | the melting of glaciers |